Podcast
Questions and Answers
What is the main function of mastication in the oral cavity?
What is the main function of mastication in the oral cavity?
- To break down carbohydrates into simpler forms
- To produce enzymes like salivary amylase
- To move the bolus down the oesophagus
- To mix food with saliva (correct)
What is the term for the process of contraction and relaxation of the oesophagus to move the bolus down?
What is the term for the process of contraction and relaxation of the oesophagus to move the bolus down?
- Deglutition
- Mastication
- Chemical digestion
- Peristalsis (correct)
What percentage of ingested starch is hydrolysed to disaccharide maltose in the oral cavity?
What percentage of ingested starch is hydrolysed to disaccharide maltose in the oral cavity?
- 50%
- 20%
- 30% (correct)
- 40%
What is the main component of saliva that holds the chewed food together and forms the bolus?
What is the main component of saliva that holds the chewed food together and forms the bolus?
Which of the following is NOT broken down in the oral cavity?
Which of the following is NOT broken down in the oral cavity?
What is the term for the process of swallowing that allows the bolus to pass from the mouth to the pharynx and into the oesophagus?
What is the term for the process of swallowing that allows the bolus to pass from the mouth to the pharynx and into the oesophagus?
What percentage of carbohydrates are digested into monosaccharides in the mouth?
What percentage of carbohydrates are digested into monosaccharides in the mouth?
What is the process by which absorbed substances reach tissues in the body?
What is the process by which absorbed substances reach tissues in the body?
What is the amount of heat energy required to raise the temperature of 1 g of water by 1°C?
What is the amount of heat energy required to raise the temperature of 1 g of water by 1°C?
What is the role of bile salts in the digestion of fats?
What is the role of bile salts in the digestion of fats?
What is the enzyme responsible for breaking down nucleic acids into nucleotides and nucleosides?
What is the enzyme responsible for breaking down nucleic acids into nucleotides and nucleosides?
What is the final product of carbohydrate digestion in the small intestine?
What is the final product of carbohydrate digestion in the small intestine?
What is the main function of salivary amylase?
What is the main function of salivary amylase?
What is the role of oxyntic cells in the gastric glands?
What is the role of oxyntic cells in the gastric glands?
What is the main function of mechanical digestion?
What is the main function of mechanical digestion?
What is the role of lipases in digestion?
What is the role of lipases in digestion?
What is the function of chief cells in the gastric glands?
What is the function of chief cells in the gastric glands?
What is the difference between mechanical and chemical digestion?
What is the difference between mechanical and chemical digestion?
What is the primary function of Brunner's glands in the duodenum?
What is the primary function of Brunner's glands in the duodenum?
Which type of cells in the intestinal glands are responsible for producing hormones?
Which type of cells in the intestinal glands are responsible for producing hormones?
What is the primary function of mechanical digestion in the alimentary canal?
What is the primary function of mechanical digestion in the alimentary canal?
What is the primary function of the tongue in the oral cavity during digestion?
What is the primary function of the tongue in the oral cavity during digestion?
Which of the following statements about chemical digestion is true?
Which of the following statements about chemical digestion is true?
What is the primary component of the bolus that helps in its passage through the oesophagus?
What is the primary component of the bolus that helps in its passage through the oesophagus?
What is the primary function of mucus in the intestinal glands?
What is the primary function of mucus in the intestinal glands?
What is the term for the process of breaking down food into smaller pieces in the oral cavity?
What is the term for the process of breaking down food into smaller pieces in the oral cavity?
What is the type of molecule that carbohydrates are broken down into during chemical digestion in the oral cavity?
What is the type of molecule that carbohydrates are broken down into during chemical digestion in the oral cavity?
Which of the following enzymes is involved in the breakdown of carbohydrates?
Which of the following enzymes is involved in the breakdown of carbohydrates?
What is the percentage of ingested starch that is broken down into simpler forms during chemical digestion in the oral cavity?
What is the percentage of ingested starch that is broken down into simpler forms during chemical digestion in the oral cavity?
What is the role of salivary amylase in the oral cavity during digestion?
What is the role of salivary amylase in the oral cavity during digestion?
What is the primary function of bile in the digestion of fats?
What is the primary function of bile in the digestion of fats?
What is the primary component of the pancreatic juice responsible for breaking down nucleic acids?
What is the primary component of the pancreatic juice responsible for breaking down nucleic acids?
What is the term for the process of breaking down large molecules into smaller ones in the digestive system?
What is the term for the process of breaking down large molecules into smaller ones in the digestive system?
What is the primary function of the intestinal juice in the small intestine?
What is the primary function of the intestinal juice in the small intestine?
What is the primary function of the pancreatic amylase in the small intestine?
What is the primary function of the pancreatic amylase in the small intestine?
What is the primary function of mechanical digestion in the digestive system?
What is the primary function of mechanical digestion in the digestive system?
